Twim Booster Club

The Firstenburg Foundation

Vancouver, WA

The Firstenburg Foundation supports housing, shelter, homelessness services, youth programs, and other community needs, primarily in Washington, with some funding in Oregon. Its 2024 grants ranged from $50 to $215,000, with a median of $10,000. It requires an application form and supporting materials, but whether it accepts unsolicited requests is not stated.

Liberty Mutual Foundation Inc

Boston, MA

Liberty Mutual Foundation funds nonprofits working on basic needs such as food and shelter, education and workforce development, and climate and community infrastructure, primarily in the Boston area, with grants also made in other states. Its 2024 grants had a median of $35,000 and ranged from $2,500 to $11 million; it accepts online applications on a rolling basis, with no stated deadlines.

Isola Charities

Mercer Island, WA

Kretschmer Private Foundation

Wilmington, DE

The Kretschmer Private Foundation supports preselected charities in varied fields, including education, animal welfare, public media, humanitarian aid, and aviation, with grants across multiple states and the most 2025 funding going to Washington. Its 2025 grants ranged from $250 to $3,000, with a median of $1,000. It does not accept unsolicited funding requests.

Feinberg Foundation

El Paso, TX

The Feinberg Foundation’s grants support organizations in areas including arts education, community leadership, higher education, Jewish community life, Holocaust education, and social services, with the greatest share going to Texas and Washington. Its 2024 grants ranged from $500 to $34,000, with a median of $5,000. The filing lists no application form or deadlines and says the foundation does not limit giving to preselected organizations.

Just so Charitable Foundation

Boston, MA

Seattle Foundation

Seattle, WA

Seattle Foundation funds community-led work advancing racial and economic equity in Greater Seattle, including housing, economic opportunity, climate justice, democracy, arts, and organizing; some programs support specific medical or performing-arts needs. Its 2024 grants ranged from $60 to $7 million, with a median of $6,000. It accepts unsolicited requests through program-specific applications or letters of inquiry.

Gates Foundation

Seattle, WA

The Gates Foundation funds work on global health, poverty reduction, gender equality, economic opportunity, and U.S. education, primarily in low-income countries and the United States. Its 2024 grants had a median of $500,000, though amounts varied widely. It generally does not accept unsolicited requests; organizations are usually invited to apply, with occasional published funding opportunities.

M J Murdock Charitable Trust

Vancouver, WA

The M.J. Murdock Charitable Trust funds nonprofit capacity-building projects, including program and staff expansion, capital improvements, and equipment or technology, across areas such as education, health, arts, and community services. Its 2024 grants ranged from $4,000 to about $1.55 million, with a median of $87,000; it focuses on Alaska, Idaho, Montana, Oregon, and Washington, and also considers projects with more than half their impact there. Applicants start with an eligibility assessment and, if eligible, submit a Letter of Inquiry; the profile does not state whether unsolicited requests are accepted.

The Avista Foundation

Spokane, WA

The Avista Foundation supports 501(c)(3) nonprofits working in education, basic needs and poverty, and economic and cultural vitality. Its 2025 grants had a median of $1,000, though awards ranged from $20 to $350,000, and it serves communities in eastern Washington, northern Idaho, parts of southern Oregon, Sanders County, Montana, and Juneau, Alaska.

REI Cooperative Action Fund

Sumner, WA

The REI Cooperative Action Fund supports U.S. nonprofits expanding equitable access to the outdoors, connecting historically excluded communities with outdoor experiences, and advancing research on nature and health. In 2024, grants ranged from $9,342 to $386,438, with a median of $15,000; it funds organizations serving communities across the U.S. and does not accept unsolicited grant requests, though recommendations are considered.